Cash register



FIG. 1 is a top, front and left side perspective view of a cash register showing our new design;

FIG. 2 is a top, rear and right side perspective view thereof;

FIG. 3 is a front view thereof;

FIG. 4 is a rear view thereof;

FIG. 5 is a left side view thereof;

FIG. 6 is a right side view thereof;

FIG. 7 is a top plan view thereof; and,

FIG. 8 is a bottom view thereof. 

The ornamental design for a cash register, as shown. 